Look at the pictures below. One picture shows a rainforest environment, and the other shows a desert environment. Many rainforests plants have large, flat leaves. Many desert have small needle-like leaves. What is the best reason for this difference? (by the way this is science, not chemistry.)

(⚠️⚠️also i hate to always say to this to you guys but. stop putting links, its pretty useless. so if you send a link will report you if so.⚠️⚠️)

A: The plant are different ages.
B: The plants in the desert do not reproduce.
C: The plants are adapted to the conditions of their environment.
D: The plants carry out photosynthesis in different ways.​